In a hospital parking lot, the rate is $1.50 for
the first 2 hours and $0.75 for each
additional hour or part of an hour. what
does it cost to park a car for 4 hours and 15
minutes?

What is the value of m in the equation 1/2 m - 3/4n=16 when n=8

How many quarts of a 50% solution of acid must be added to 20 quarts of a 20% solution of acid in order to get a 40% solution of acid?

Sandy is upgrading her internet service. fast internet charges $20 for installation and $52.45 per month. quick internet has free installation but charges $57.45 per month. part 1 out of 2 complete the equation that can be used to find the number of months after which the internet service would cost the same. use the variable x to represent the number of months of internet service purchased.